Home / 1,997,759.28-2,756,233.18-1,137,710.60

Finding the Fourth Proportional to 1,997,759.28, 2,756,233.18 and 1,137,710.60

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Solution

The fourth proportional to 1,997,759.28, 2,756,233.18 and 1,137,710.60 is: 1,569,656.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,997,759.28 : 2,756,233.18 = 1,137,710.60 : x
  2. Step 2: Convert to fraction form
    1,997,759.28/2,756,233.18 = 1,137,710.60/x
  3. Step 3: Cross multiply
    1,997,759.28x = 2,756,233.18 × 1,137,710.60
  4. Step 4: Simplify right side
    1,997,759.28x = 3,135,795,704,957.71
  5. Step 5: Solve for x
    x = 3,135,795,704,957.71/1,997,759.28
  6. Step 6: Final answer
    x = 1,569,656.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.